Grand Slam Singles Finals: 4 (3 Titles, 1 Runner-up)
| Outcome | Year | Championship | Surface | Opponent in the final | Score in the final |
| Runner-up | 1943 | U.S. Championships | Grass | Joseph Hunt | 3–6, 8–6, 8–10, 0–6 |
| Winner | 1946 | U.S. Championships | Grass | Tom Brown | 9–7, 6–3, 6–0 |
| Winner | 1947 | Wimbledon | Grass | Tom Brown | 6–1, 6–3, 6–2 |
| Winner | 1947 | U.S. Championships | Grass | Frank Parker | 4–6, 2–6, 6–1, 6–0, 6–3 |
Read more about this topic: Jack Kramer
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